THE AGRICULTURA 
+ 
32 
GAZETTE: 
427 
Mar 22, 1858.] 
r ar a threshing * ordinary course of things it would ‘receive manure of; was the action of the smaller quantity of ; guano 
erosher, and ee EIE — _— E some e kind—the autumn- sown wheat was not increased | in one hyer and acting over gpa ms Ag aon Tia 
innowings eet g select contrast with si a amount of nii 
qe.) 1858, ld ase the above stock, ops had been taken from the land as applied in different seaso: other manures, + 
May = ewes with their lambs, 13 or 14 e ith exhaw st it of ‘mineral constituents “more than, would buting the ars erence in re salt the action of the 
rede plough harness, and the ter art of t happen under near ly a centur y of ord dinary l constituents i e gui ee 
at ts previous to the end of May, manuring. It has now been shown that a very | anoth yesin Liebig’s ge" — on 
Tarnip eal artificial and farm sard manures, pay mn similar | soil, certainly not more exhausted in an ag int, ough 744 Ibs. more nitrogen were “spl 
the farm servants’ wages in advance, the first half gave an increase in t the wowed of f Barley, with phosphates than were given “without —— 
d rent—600/.—about La: buy _ the P "way: even on the first year’ 8 application of mine ral nures. attribut tes the i increase of pr roduce in the 
» at a valuation, which tl phosph 
eating; and during the summer pee ot ld ia rery diff it, yet te n extent |! Furt rther th otk 
parchase cattle | at 102. or 127, each; at erten pay | hi st y t t rtili 7r ve pply s ‘salts bes ammonia, hen a still 
theservants’ wages, and pay tl d hal nitrog revious appli 
shost Candloms® when probably very few ‘of the fat | conditions of agricultural exhaustion, but a small would are od ‘elie, mae thai ne ap 
sold. A Rus unt of increase when compar A with that obtained Sonne have been exhausted by the Pragati: of Loe 
wale may be 
ON THE heat ines ne BARLEY, 
3Y DIFFERENT MANURES NTINUOUSLY ON THE 
og RAED AND ON THE aiti OF THE CROP IN 
By J. B. Lawes, F.R.S., F.C.S., AND 
~ 1 GILBERT, F.C.S 
Iv. — SOME additional e are here appropriate, | 
ked effects of direct mineral | 
ES 
pplied, hat 
by San manures. 
the conclusion that the hag mal 
restored for the suppli ed 
by sh salts, fresh mineral co: erana 
were set free from the soil, and thus the conditions 
r 
, was more in propor- 
tion to such available nitrogen wih the soil boo to 
any other supplied condition. It has, however, recently | 
been maintained i in the Journal of the om Apricok 
be judged of by the results V fy been 
ears of 
haps 
recorded on the growth of Barley after 10 y 
jar 10 Turnip crops, some 
every year enormously more 
of the eters habits, an 
Qj 
24 1 
manures on the Barley than on the Wheat crop. 
consideration o 
—- of growt rotations, of these two 
h alli a will be found to throw 
some light on the point allu ded to. 
ema ght on the p ee the — habits and 
conformations í of t the diere crops 0 otations | in 
w% amasan contain. 
roa 
poor marta of the ere} beg except 
oved. The 
Mors = paper referred tot Baron Liebi 
silica, than the = r removed 
_So t edge mineral 
tit lati Are 
10 veare 
1g 
mia alone, or Per acid alone, have nev 
emery in agricultural experiments. His co’ faces is 
that the acids in ombin ation with ammonia in ammo- 
ad 
So aa 
Such 
` sp by the u 
ng | quo! 
e bases in combination 
y mrn ‘aon Yet with all this unusual accumula- 
n of the necessary mineral constituents, the residue 
e 
acid in the Aatto ziz e had their share in Pra results 
salt 8. 
e cases to more than the 
a corn 
amountin ng as it did 
latest ming we ever 
use of these He o further 
es experimental evide mee w th 
+3 
p 
considerati 
the first lessons jaen pA the atlas 
a nolan ially modi T the conelsions to 
office: 
gen, but must depend upon the substances EA 
Agami ly c crip of the 
col the various merr hni in a system of 
ead. = ify and d 
In. regard to the first mentioned statement, which 
s, where ‘there was the largest amount thus. 
recovered = 
3 rsy e ~y 
wre a increase of <n ak nd 
etween 300 a Ibs. n per 
other han r the addition of rea rage, in the Sni "of 
of and ni 
rh 
manuring would le order es verify an 
more obvious conclus of s cial 
eee a 
respectively, 
Siinse? the points kekere re TA ripe me , the summer 
1846 was eels devoted to the "examination of the 
combination with only carboni 
Yad pe exnplayoa Mr. Pusey also given the | 
Comparant pP 
£ 
a p 
f a wade. it a git timed tad the 
relatively great depth and extent to which several of 
the 
Mr. y said—* 
e colour o 
crops, and also Wheat and Oats pene: 
a 
another object in view, Wheat and Barley had been 
grown side by side, under somewhat artificial condi- 
tions in illustrated the strikingly different distri- 
ion of the roots of these two plants. The Barle; 
ott of the 
in “tc its pot rested 
of roots; as also was PEPENE atoan ait to a great 
extent peach he sidas, of the the inside of the Ta itself. The | 
y | for a mom 
of the 
o mixture 
h A on — result. 
i In both trials the 
decidedly. The aap neither o 
effect o 
ý in w which nitric acid, soda, and potash | niacal sal 
„has acte aea 
slate itself a 
As to the general rare here at ina: seee It cannot 
ment be denied that ena 
ich together 
alf the nitrogen supplied in the manure, 
g ae e the ae 
us excess of previously supplied mineral co 
ear SN s vasket 
e then 
r the 
ie arge reside "of mharan upplied he Turnips 
was i y for the wee of available minerals ? 
and cat e striking © effects of the i Supplied 
th 
of the soda of 
nitrogen in our nitrogen 
with other E. Ten e shar of in 
We © cleanly shown tha that t they 
hav 
pte nate i in E eon B par by the ¢ oer bck locked 
It is, howev 
at Wheat, we have directed 
attention to the tact that an: success of the autumn 
i devel tpi upon the progress of] 
bo up min oe a within the 
caper mg acco’ -| inefieieney of even a liberal direct supply of ed 
haustion, amount emp we and ‘other cireumnetenoes nstituen , to OAT Eer second crop of Wheat 
aft re than an ered in the 
f the state of com prop f th P 
effect of substances | first, has b forcibly illustrated 
bination of the nitrogen, or $80 the 
supplied with it, from t comparison of the results of 
experiments in which uni thedgi ual quantities. of nitrogen 
are employed to a given area, or which were made indis- 
criminately in the s same or different seasons. 
wi ae field experim: 
been early impreaied wit 
different quantities in the. mairi season, in even 
ome C 
very| Agricultural Statistics.—. 
has been thrown out 
por- | be well to consider if it w 
n| tl merali y t 
ge 
ual | price of corn ba a little more 
t; for as 
ce. 
Although Mr. Cair 
a considerable majori! 
not be an : 
farmers to be able to estimate the 
ty, 
case stands now there i 
Afe 
plant, | fo 
the | che 
quantities in differen 
unds his 
en, and 
porn used alone, or in 
Jee: n the com- 
“ike ror of tending 
q 
hdmittate with “other "constituents, upon a 
But Baron Lie ebig p 
combination other ey influence of the varying 
upon 
this of course makes an; any calculation 
price quite fallacious. What is 
Port a growing 
what can a man put the price for corn on 
edie of root. 
he spring, work t owes apical se kons 
BS 578 2! 
g 
f 
te = HRe ae as a Brier 
nately with mame quantities of nitrogen toag given 
area and in differen 
_ M. Kuhlmann 
indeed, upon whose „results _ Baron three 
DOE T be his jh. aia apon entering or offering 
fa case no 
a As th 
may sell all his Wheat at 45s, per quarter, an andin two or 
months’ time see a rise i prices equivalent 
or 15s. A oie of Ci vora al 
T he 
Velen +} pipet 
fe 
Ha 
et 
10 
S 
am 
s 
pai 
Hi 
pei ial mineral constituents of our soils, much 
-with the Barley crop than with Wheat.” 
one ge eae bint 
bo slaty ed auton 
near the rina na 
Seen 
ae superphosphate of Ti 
to ith 
of 
more 
the f the 
. It is obvious pe; with ‘thsi aliés ; and 
sence ts esa eee Sarees 
"the ph com 
in many 
rea ha oa the ees Leathe are | ammoniac. al 
nt 
f the various 
iments were made. The Plowing $ statement must 
a ti 
5, and’6, and os se 15 Taist nitrogen i 
only in one ome (1844), her 
that and t 
wale he founds 
ts cited. were quite | mar! 
o succeeding | 4 
z 
make them converts to 
| Agricultu ral Stati: er 
